22628446 has 8 divisors (see below), whose sum is σ = 34449480. Its totient is φ = 11145288.

The previous prime is 22628429. The next prime is 22628453. The reversal of 22628446 is 64482622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84301 + ... + 84568.

It is an arithmetic number, because the mean of its divisors is an integer number (4306185).

Almost surely, 2^22628446 is an apocalyptic number.

22628446 is a deficient number, since it is larger than the sum of its proper divisors (11821034).

22628446 is a wasteful number, since it uses less digits than its factorization.

22628446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168938.

The product of its digits is 36864, while the sum is 34.

The square root of 22628446 is about 4756.9366192961. The cubic root of 22628446 is about 282.8469999181.

The spelling of 22628446 in words is "twenty-two million, six hundred twenty-eight thousand, four hundred forty-six".